<template>
  <el-breadcrumb class="app-breadcrumb" separator="/">
    <transition-group name="breadcrumb">
      <el-breadcrumb-item v-for="(item, index) in levelList" :key="index" v-if="item.meta.title">
        <!-- <span v-if="item.redirect === 'noredirect' || index == levelList.length - 1"
          class="no-redirect">{{ item.meta.title }}</span> -->
        <router-link :to="item.redirect || item.path">{{
          item.meta.title
        }}</router-link>
      </el-breadcrumb-item>
    </transition-group>
  </el-breadcrumb>
</template>

<script>
export default {
  created() {
    this.getBreadcrumb();
  },
  data() {
    return {
      levelList: null
    };
  },
  watch: {
    $route() {
      this.getBreadcrumb();
    }
  },
  methods: {
    getBreadcrumb() {
      let matched = this.$route.matched.filter(item => item.name);
      const first = matched[0];
      if (first && first.name !== "home") {
        matched = [{ path: "/home", meta: { title: "首页" } }].concat(matched);
      }
      this.levelList = matched;
    }
  }
};
</script>

<style rel="stylesheet/scss" lang="scss" scoped>
.app-breadcrumb.el-breadcrumb {
  display: inline-block;
  font-size: 14px;
  line-height: 50px;
  margin-left: 10px;
  .no-redirect {
    font-family: PingFangSC-Medium;
    font-size: 22px;
    color: rgba(0, 0, 0, 0.87);
  }
}
</style>
